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authorrtk0c <[email protected]>2022-06-03 23:25:43 -0700
committerrtk0c <[email protected]>2022-06-03 23:25:43 -0700
commitc2ef7737536bf1f8c81fcfae95c0183b21c9753f (patch)
tree903178f538f4d66e48a91e82827a0c91a0e42f99 /3rdparty/glm/source/test/gtx/gtx_integer.cpp
parent8510a85f79f706b93982b4e398b187b5f77081dd (diff)
Changeset: 62 Branch comment: [] [WIP] Initial migration
Diffstat (limited to '3rdparty/glm/source/test/gtx/gtx_integer.cpp')
-rw-r--r--3rdparty/glm/source/test/gtx/gtx_integer.cpp108
1 files changed, 0 insertions, 108 deletions
diff --git a/3rdparty/glm/source/test/gtx/gtx_integer.cpp b/3rdparty/glm/source/test/gtx/gtx_integer.cpp
deleted file mode 100644
index 4c4225d..0000000
--- a/3rdparty/glm/source/test/gtx/gtx_integer.cpp
+++ /dev/null
@@ -1,108 +0,0 @@
-#define GLM_ENABLE_EXPERIMENTAL
-#include <glm/exponential.hpp>
-#include <glm/gtc/epsilon.hpp>
-#include <glm/gtx/integer.hpp>
-#include <cstdio>
-/*
-int test_floor_log2()
-{
- int Error = 0;
-
- for(std::size_t i = 1; i < 1000000; ++i)
- {
- glm::uint A = glm::floor_log2(glm::uint(i));
- glm::uint B = glm::uint(glm::floor(glm::log2(double(i)))); // Will fail with float, lack of accuracy
-
- Error += A == B ? 0 : 1;
- assert(!Error);
- }
-
- return Error;
-}
-*/
-int test_log2()
-{
- int Error = 0;
-
- for(std::size_t i = 1; i < 24; ++i)
- {
- glm::uint A = glm::log2(glm::uint(1 << i));
- glm::uint B = glm::uint(glm::log2(double(1 << i)));
-
- //Error += glm::equalEpsilon(double(A), B, 1.0) ? 0 : 1;
- Error += glm::abs(double(A) - B) <= 24 ? 0 : 1;
- assert(!Error);
-
- std::printf("Log2(%d) error A=%d, B=%d\n", 1 << i, A, B);
- }
-
- std::printf("log2 error=%d\n", Error);
-
- return Error;
-}
-
-int test_nlz()
-{
- int Error = 0;
-
- for(glm::uint i = 1; i < glm::uint(33); ++i)
- Error += glm::nlz(i) == glm::uint(31u) - glm::findMSB(i) ? 0 : 1;
- //printf("%d, %d\n", glm::nlz(i), 31u - glm::findMSB(i));
-
- return Error;
-}
-
-int test_pow_uint()
-{
- int Error = 0;
-
- glm::uint const p0 = glm::pow(2u, 0u);
- Error += p0 == 1u ? 0 : 1;
-
- glm::uint const p1 = glm::pow(2u, 1u);
- Error += p1 == 2u ? 0 : 1;
-
- glm::uint const p2 = glm::pow(2u, 2u);
- Error += p2 == 4u ? 0 : 1;
-
- return Error;
-}
-
-int test_pow_int()
-{
- int Error = 0;
-
- int const p0 = glm::pow(2, 0u);
- Error += p0 == 1 ? 0 : 1;
-
- int const p1 = glm::pow(2, 1u);
- Error += p1 == 2 ? 0 : 1;
-
- int const p2 = glm::pow(2, 2u);
- Error += p2 == 4 ? 0 : 1;
-
- int const p0n = glm::pow(-2, 0u);
- Error += p0n == -1 ? 0 : 1;
-
- int const p1n = glm::pow(-2, 1u);
- Error += p1n == -2 ? 0 : 1;
-
- int const p2n = glm::pow(-2, 2u);
- Error += p2n == 4 ? 0 : 1;
-
- return Error;
-}
-
-int main()
-{
- int Error = 0;
-
- Error += test_nlz();
-// Error += test_floor_log2();
- Error += test_log2();
- Error += test_pow_uint();
- Error += test_pow_int();
-
- return Error;
-}
-